linux-kernel - [PATCH v4 3/4] memblock tests: set memblock_debug to enable memblock

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Date:   Mon, 27 Jun 2022 17:34:29 -0500
From:   Rebecca Mckeever <remckee0@...il.com>
To:     Mike Rapoport <rppt@...nel.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Cc:     David Hildenbrand <david@...hat.com>,
        Rebecca Mckeever <remckee0@...il.com>
Subject: [PATCH v4 3/4] memblock tests: set memblock_debug to enable memblock_dbg() messages

If Memblock simulator was compiled with MEMBLOCK_DEBUG=1, set
memblock_debug to 1 so that memblock_dbg() will print debug information
when memblock functions are tested in Memblock simulator.

Signed-off-by: Rebecca Mckeever <remckee0@...il.com>
---
 tools/testing/memblock/internal.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/testing/memblock/internal.h b/tools/testing/memblock/internal.h
index 94b52a8718b5..c2a492c05e0c 100644
--- a/tools/testing/memblock/internal.h
+++ b/tools/testing/memblock/internal.h
@@ -2,6 +2,13 @@
 #ifndef _MM_INTERNAL_H
 #define _MM_INTERNAL_H
 
+/*
+ * Enable memblock_dbg() messages
+ */
+#ifdef MEMBLOCK_DEBUG
+static int memblock_debug = 1;
+#endif
+
 struct page {};
 
 void memblock_free_pages(struct page *page, unsigned long pfn,
-- 
2.34.1